77.27% is the change from 176 to 312
Calculation steps:
[( 312 - 176 ) ÷ 176] x 100 = 77.27%
Formula
Percentage change = [(312 - 176) / 176] x 100
Subtract the new number by the original number
312 - 176 = 136
136 ÷ 176 = 0.7727272727272727
0.7727272727272727 x 100 = 77.27%